849273320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{21821}}^1$

素因数の和:21978

約数の個数: 64

約数和(自身を含む): 2199657600

約数和(自身を除く): 1350384280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 695, 973, 1112, 1390, 1946, 2780, 3892, 4865, 5560, 7784, 9730, 19460, 21821, 38920, 43642, 87284, 109105, 152747, 174568, 218210, 305494, 436420, 610988, 763735, 872840, 1221976, 1527470, 3033119, 3054940, 6066238, 6109880, 12132476, 15165595, 21231833, 24264952, 30331190, 42463666, 60662380, 84927332, 106159165, 121324760, 169854664, 212318330, 424636660, 849273320]

約数ペア:

[(1, 849273320), (2, 424636660), (4, 212318330), (5, 169854664), (7, 121324760), (8, 106159165), (10, 84927332), (14, 60662380), (20, 42463666), (28, 30331190), (35, 24264952), (40, 21231833), (56, 15165595), (70, 12132476), (139, 6109880), (140, 6066238), (278, 3054940), (280, 3033119), (556, 1527470), (695, 1221976), (973, 872840), (1112, 763735), (1390, 610988), (1946, 436420), (2780, 305494), (3892, 218210), (4865, 174568), (5560, 152747), (7784, 109105), (9730, 87284), (19460, 43642), (21821, 38920)]